{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["application", "machine or equipment", "engineering feature", "concept or principle", "enabling technology", "manufacturing process"], "input": "Results revealed that the chemical composition changed gradually near the interface using the proposed method ."}
{"application": [], "machine or equipment": [], "engineering feature": [], "concept or principle": ["chemical composition", "interface"], "enabling technology": [], "manufacturing process": []}